#4E70A2
Closest named color: Flat Blue (#3C73A8). oklch(54.1% 0.088 257.9), rgb(78, 112, 162).
Aa
White text reads best on this color (5.04:1).
About this color
#4E70A2 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 54%, its chroma 0.088 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Flat Blue (#3C73A8), ΔE 0.020 away. White text reads best on it, at 5.04:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Flat Blue (#3C73A8) |
| Black text | 4.16:1 |
| White text | 5.04:1 |
Values
| HEX | #4E70A2 |
| RGB | rgb(78, 112, 162) |
| HSL | hsl(216, 35%, 47%) |
| OKLCH | oklch(54.1% 0.088 257.9) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #4E70A2 | 5.04:1 | AA | Lc -80.1 | Fine for body text |
| Black text on #4E70A2 | 4.16:1 | AA large text | Lc 29.3 | Dividers and decoration only |
| #4E70A2 text on white | 5.04:1 | AA | Lc 74.7 | Content text, not long reading |
| #4E70A2 text on black | 4.16:1 | AA large text | Lc -27.0 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF2
oklch(93.6% 0.012 259.8)
-
Step 200
200
#D0DAE8
oklch(88.5% 0.022 256.7)
-
Step 300
300
#B1C2DB
oklch(80.9% 0.04 257.9)
-
Step 400
400
#88A2C9
oklch(70.7% 0.064 258.3)
-
Step 500
500
#6B8BBB
oklch(63.2% 0.081 258.3)
-
Step 600
600 (this color)
#4E70A2
oklch(54.1% 0.088 257.9)
-
Step 700
700
#43618F
oklch(49% 0.082 258.7)
-
Step 800
800
#375074
oklch(42.8% 0.068 257.5)
-
Step 900
900
#30425E
oklch(37.7% 0.054 259)
-
Step 950
950
#1C2737
oklch(27% 0.034 257.7)
#4E70A2 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #5C73A4 | 0.020 |
| Deuteranopia (no green cones) | #526BA1 | 0.014 |
| Tritanopia (no blue cones) | #257B82 | 0.078 |
| Achromatopsia (no color) | #6F6F6F | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E70A2
#4E70A2
oklch(54.1% 0.088 257.9)
- #8B682D
#8B682D
oklch(54.1% 0.088 78)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #4E70A2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Flat Blue #3C73A8 ΔE 0.020
- Dull Blue #49759C ΔE 0.020
- Muted Blue #3B719F ΔE 0.021
- French Blue #436BAD ΔE 0.028
- Cerulean #457B9D ΔE 0.036
- Metallic Blue #4F738E ΔE 0.036
- Stormy Blue #507B9C ΔE 0.036
- Nice Blue #107AB0 ΔE 0.048
Use #4E70A2 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.